Ytterbium Triflate Catalyzed Synthesis of Alkoxy-Substituted Donor− Acceptor Cyclobutanes and Their Formal [4+ 2] Cycloaddition with Imines: Stereoselective …
MMAR Moustafa, BL Pagenkopf
Index: Moustafa, Mahmoud M. Abd Rabo; Pagenkopf, Brian L. Organic Letters, 2010 , vol. 12, # 14 p. 3168 - 3171
Full Text: HTML
Citation Number: 45
Abstract
A new synthesis of 2-alkoxy-1, 1-cyclobutane diesters and their first use in dipolar cycloadditions is reported. Both the formation of the donor− acceptor cyclobutanes and their subsequent annulation with in situ formed imines are catalyzed by Yb (OTf) 3. Cyclobutanes
Related Articles:
Discovery of tetrahydropyrido [4, 3-d] pyrimidine derivatives for the treatment of neuropathic pain
[Sharma, Monika; Deekshith, Vanamala; Semwal, Arvind; Sriram, Dharmarajan; Yogeeswari, Perumal Bioorganic Chemistry, 2014 , vol. 52, p. 69 - 76]
[Prisyazhnyuk, Vladimir; Jachan, Matthias; Bruedgam, Irene; Zimmer, Reinhold; Reissig, Hans-Ulrich Collection of Czechoslovak Chemical Communications, 2009 , vol. 74, # 7-8 p. 1069 - 1080]
[Yoo, Kyung Ho; Choi, Hyun Sik; Kim, Dong Chan; Shin, Kye Jung; Kim, Dong Jin; Song, Yun Seon; Jin, Changbae Archiv der Pharmazie, 2003 , vol. 336, # 4-5 p. 208 - 215]
[Yoo, Kyung Ho; Choi, Hyun Sik; Kim, Dong Chan; Shin, Kye Jung; Kim, Dong Jin; Song, Yun Seon; Jin, Changbae Archiv der Pharmazie, 2003 , vol. 336, # 4-5 p. 208 - 215]